Declan O'Brien
- Kompletter Name: Declan O'Brien
- Größe: 180 cm
- Position: Stürmer
- Alter: 40 Jahre
- Nationalität:Republik Irland
- Geburtsdatum:
| Wettbewerbe mit Drogheda United | Spiele | Min | ||||||
|---|---|---|---|---|---|---|---|---|
| Premier Division | 29 | 14 | 4 | 11 | 8 | 4 | 0 | 1733 |
| Pokal | 4 | 1 | 0 | 0 | 0 | 1 | 0 | 360 |
| Ligapokal | 3 | 2 | 0 | 1 | 0 | 0 | 0 | 202 |
| Setanta Pokal | 7 | 1 | 0 | 4 | 2 | 0 | 0 | 352 |
| TOTAL | 43 | 18 | 4 | 16 | 10 | 5 | 0 | 2647 |
| Saison | Klub | Spiele | |||||||
|---|---|---|---|---|---|---|---|---|---|
| 2013 |  | Drogheda United | 45 | 18 | 4 | 17 | 11 | 5 | 0 |
| Premier Division | 29 | 14 | 4 | 11 | 8 | 4 | 0 | ||
| Pokal | 4 | 1 | 0 | 0 | 0 | 1 | 0 | ||
| Ligapokal | 3 | 2 | 0 | 1 | 0 | 0 | 0 | ||
| UEFA Europa League | 2 | 0 | 0 | 1 | 1 | 0 | 0 | ||
| Setanta Pokal | 7 | 1 | 0 | 4 | 2 | 0 | 0 | ||
| 2012 | | Drogheda United | 46 | 20 | 7 | 8 | 18 | 4 | 2 |
| Premier Division | 12 | 4 | 0 | 3 | 5 | 0 | 0 | ||
| Premier Division | 27 | 13 | 5 | 3 | 10 | 4 | 2 | ||
| Pokal | 3 | 0 | 0 | 1 | 2 | 0 | 0 | ||
| Ligapokal | 1 | 1 | 1 | 0 | 0 | 0 | 0 | ||
| Ligapokal | 3 | 2 | 1 | 1 | 1 | 0 | 0 | ||
| 2012 | | Drogheda United | 46 | 20 | 7 | 8 | 18 | 4 | 2 |
| Premier Division | 12 | 4 | 0 | 3 | 5 | 0 | 0 | ||
| Premier Division | 27 | 13 | 5 | 3 | 10 | 4 | 2 | ||
| Pokal | 3 | 0 | 0 | 1 | 2 | 0 | 0 | ||
| Ligapokal | 1 | 1 | 1 | 0 | 0 | 0 | 0 | ||
| Ligapokal | 3 | 2 | 1 | 1 | 1 | 0 | 0 | ||
| 2011 |  | Monaghan United | 26 | 12 | 1 | 2 | 8 | 5 | 3 |
| 1. Division | 24 | 11 | 1 | 1 | 8 | 5 | 3 | ||
| Pokal | 1 | 0 | 0 | 1 | 0 | 0 | 0 | ||
| Ligapokal | 1 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 2010 |  | Athlone Town | 8 | 4 | 1 | 0 | 2 | 2 | 2 |
| 1. Division | 8 | 4 | 1 | 0 | 2 | 2 | 2 | ||
| 2009/2010 |  | Valletta | 0 | 6 | 0 | ||||
| Premier League | 0 | 6 | 0 | ||||||
| 2009 |  | St Patrick's | 18 | 6 | 0 | 2 | 6 | 2 | 0 |
| Premier Division | 12 | 2 | 0 | 2 | 6 | 1 | 0 | ||
| UEFA Europa League | 6 | 4 | 0 | 0 | 0 | 1 | 0 | ||
| 2009 |  | Dundalk | 15 | 2 | 0 | 5 | 5 | 1 | 0 |
| Premier Division | 15 | 2 | 0 | 5 | 5 | 1 | 0 | ||
| 2007 | | Drogheda United | 5 | 0 | |||||
| Premier Division | 5 | 0 | |||||||
| TOTAL | 204 | 93 | 20 | 42 | 68 | 23 | 9 |
| 2017 |
 |
 | Transfer |
| Glenavon | Carrick Rangers | ||
| 2015 |
 |
| ablösefrei |
| Drogheda United | Glenavon | ||
| 2012 |
 |
| ablösefrei |
| Monaghan United | Drogheda United |